Name: Stenotrophomonas beteli (Ragunathan 1928) Nguyen et al. 2024

Category: Species

Proposed as: comb. nov.

Basonym: "Bacterium betle" Ragunathan 1928

Etymology: be.tel’i. N.L. neut. n. betelum, betel, referring to the original isolation from Piper betel, the betel leaf plant, of the pepper family Piperaceae; from Malayan n. betle; N.L. gen. neut. n. beteli, of betel

Gender: feminine

Type strain: ATCC 19861; CFBP 4337; DSM 21257; ICMP 2820; LMG 978; NCPPB 323

Conduct genome-based taxonomy at

16S rRNA gene: AB021406 Analyse FASTA

Valid publication: Nguyen SV, Edwards D, Vaughn EL, Escobar V, Ali S, Doss JH, Steyer JT, Scott S, Bchara W, Bruns N, et al. Expanding the Stenotrophomonas maltophilia complex: phylogenomic insights, proposal of Stenotrophomonas forensis sp. nov. and reclassification of two Pseudomonas species. Int J Syst Evol Microbiol 2024; 74:6602.

IJSEM list: Oren A, Göker M. Notification list. Notification that new names and new combinations have appeared in volume 74, part 12 of the IJSEM. Int J Syst Evol Microbiol 2025; 75:6650.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name (and explicitly recommended for medical use)

• Synonyms:

  • Name	Kind
    Pseudomonas betle (Ragunathan 1928) Savulescu 1947 (Approved Lists 1980)	homotypic synonym, inaccurate spelling
    "Bacterium betle" Ragunathan 1928	homotypic synonym, not validly published, basonym of name in Approved Lists
    Pseudomonas beteli corrig. (Ragunathan 1928) Savulescu 1947 (Approved Lists 1980)	homotypic synonym, validly published under the ICNP

• Notes:
  • ⏲ According to Van den Mooter and Swings (1990), this species is a later heterotypic synonym of Pseudomonas maltophilia (ex Hugh and Ryschenkow 1961) Hugh 1981 but this is in conflict with the rules of the International Code of Nomenclature of Prokaryotes. Publication: Van den Mooter M, Swings J. Numerical analysis of 295 phenotypic features of 266 Xanthomonas strains and related strains and an improved taxonomy of the genus. Int J Syst Bacteriol 1990; 40:348-369.
  • ⏲ According to Van den Mooter and Swings (1990), this species is a later heterotypic synonym of Stenotrophomonas maltophilia (Hugh 1981 ex Hugh and Ryschenkow 1961) Palleroni and Bradbury 1993 but this is in conflict with the rules of the International Code of Nomenclature of Prokaryotes. Publication: Van den Mooter M, Swings J. Numerical analysis of 295 phenotypic features of 266 Xanthomonas strains and related strains and an improved taxonomy of the genus. Int J Syst Bacteriol 1990; 40:348-369.
  • ⏲ According to Van den Mooter and Swings (1990), this species is a later heterotypic synonym of Xanthomonas maltophilia (Hugh 1981 ex Hugh and Ryschenkow 1961) Swings et al. 1983 but this is in conflict with the rules of the International Code of Nomenclature of Prokaryotes. Publication: Van den Mooter M, Swings J. Numerical analysis of 295 phenotypic features of 266 Xanthomonas strains and related strains and an improved taxonomy of the genus. Int J Syst Bacteriol 1990; 40:348-369.
  • 🧬 The phylogenomic assignment score of this taxon is 0.20924 (N = 9).
  • 😷 The taxon name shown here has no risk group assigned, but is the homotypic synonym of Pseudomonas betle (Ragunathan 1928) Savulescu 1947 (Approved Lists 1980), which has a risk group (Belgium) above 1. This may require that the name shown here is not treated as the correct name for practical purposes. — The taxon name shown here has no risk group assigned, but is the homotypic synonym of Pseudomonas betle (Ragunathan 1928) Savulescu 1947 (Approved Lists 1980), which has a risk group (Canada) above 1. This may require that the name shown here is not treated as the correct name for practical purposes.
  • 😷 The taxon name shown here has no risk group assigned, but is the homotypic synonym of Pseudomonas beteli corrig. (Ragunathan 1928) Savulescu 1947 (Approved Lists 1980), which has a risk group (Belgium) above 1. This may require that the name shown here is not treated as the correct name for practical purposes. — The taxon name shown here has no risk group assigned, but is the homotypic synonym of Pseudomonas beteli corrig. (Ragunathan 1928) Savulescu 1947 (Approved Lists 1980), which has a risk group (Canada) above 1. This may require that the name shown here is not treated as the correct name for practical purposes.
  • 🎓 Name mentioned 0 times in PubMed until 2024-12-10.
  • 🙆 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as the name to be applied to this species. The name is on LoRN because of the recorded risk group of the species itself.

Parent taxon: Stenotrophomonas Palleroni and Bradbury 1993

Assigned by: Nguyen SV, Edwards D, Vaughn EL, Escobar V, Ali S, Doss JH, Steyer JT, Scott S, Bchara W, Bruns N, et al. Expanding the Stenotrophomonas maltophilia complex: phylogenomic insights, proposal of Stenotrophomonas forensis sp. nov. and reclassification of two Pseudomonas species. Int J Syst Evol Microbiol 2024; 74:6602.

Linking: To permanently link to this page, use https://lpsn.dsmz.de/species/stenotrophomonas-beteliCopy to clipboardLink copied to clipboard

Record number: 55590